考虑河道分洪措施与洪涝灾害风险的应急避难选址研究

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关键词：城市洪涝；河道分洪；洪涝模拟；风险评估；优化选址中图分类号： TV697.3∗3 文献标志码：A doi：10.3969/j.issn.1000-1379.2025.09.002

Study on Emergency Shelter Siting Considering River Diversion Measures and Flood Risks

FANG Hongyuan'， ZHENG Feifei²，DI Danyang'，JIA Hao' （1.School of Water Conservancy and Transportation，Zhengzhou University，Zhengzhou 45ooo1，China; 2.College of Architectural Engineering， Zhejiang University，Hangzhou 31Oo58，China）

Abstract：Withtecontiuousadvancementofclimatechangeandurbanzation，theriskofurbanfloodingisincreasing，andtetablis mentofemergencyfugesitesisucialforitigatingflodingdsasters.Tthisnd，teJinshuiRiverflooddiveionpipeliepea in ZhengzhouCitywastakenasanexampletoanalyzethereductionefectofriverfloddiversionmeasuresonflooddisasters，andthe emergencyshelteriteselectionmodelwasuiltbyombiingthrsultsftfloodisaesentadsoldytemulti-ectivepatcleswarmoptiizationalgorit.Teresultssowtatthefloddiversionprojectsignificantlyeducesthflooddepthandimpactarader the10-yearareafallsearosuttoffddsiisrlidsfJlyd ryrainstorm.eighflodriskreasareconcentratedinteoreurbanzedortheastepartofthesudyareaandalthoughfloiskis mitigatedbteoddiesoosuderthfournfalenaios，eoveralliskmainshiguderthtraodaryistosa ios.UnderteJulyetraodaryistoseariferplemetatiooftiedesioneaures，ultiectie mizationofsiteeleidotisulsftedsessntndotialslltioseetidihn average evacuation distance of 471.9 meters，which are able to cover 97.3% of the population in the study area.

Key Words：urban flooding；river diversion； flood modelling；risk assessment；site optimization

0 引言

近年来，气候变化与人类活动的共同作用提高了城市洪涝灾害的频率和强度，导致严重的社会经济损失[1。（剩余9682字）